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ACPI / resources: free memory on error in add_region_before() 

There is a small memory leak on error.

Fixes: 0f1b414d19 (ACPI / PNP: Avoid conflicting resource reservations)
Cc: All applicable <stable@vger.kernel.org>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Dan Carpenter 2015-06-24 17:30:15 +03:00 committed by Rafael J. Wysocki
parent 0f1b414d19
commit 7bc10388cc
1 changed files with 3 additions and 1 deletions
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4
drivers/acpi/resource.c
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@ -660,8 +660,10 @@ static int add_region_before(u64 start, u64 end, u8 space_id,
return -ENOMEM;
error = request_range(start, end, space_id, flags, desc);
if (error)
if (error) {
kfree(reg);
return error;
}
reg->start = start;
reg->end = end;